FASTMOS CO., LIMITED
BGP inherited
Cluster stats
| Netblocks | 469 |
| Cluster ID | 191311727 |
| Registry | AFRINIC |
| Customers | find customers using this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 10 shared RIR contact/maintainer handles |
| Registry names | 3 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works | |
Footprint over time
2 weekly snapshots · JSON
469
0 netblocks since 2026-07-05
2026-07-05
peak 469
2026-07-06
IP Ranges (469)
showing 50 of 469 — see all — ⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 162.4.40.0/24 | FASTMOS CO., LIMITED | BGP | ANNOUNCED | ● high |
| 162.4.41.0/24 | FASTMOS CO., LIMITED | BGP | ANNOUNCED | ● high |
| 45.204.4.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 45.204.5.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 45.204.6.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 45.204.7.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.32.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.33.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.34.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.35.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.36.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.37.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.38.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.39.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.40.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.41.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.42.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.43.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.44.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.45.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.46.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.47.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.48.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.49.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.50.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.51.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.52.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.53.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.54.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.55.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.56.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.57.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.58.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.59.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.60.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.61.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.62.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.84.63.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.144.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.145.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.146.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.147.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.148.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.149.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.150.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.151.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.152.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.153.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.154.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
| 154.89.155.0/24 | Fastmos_Co_Limited | AFRINIC | ASSIGNED PA | ● low |
Network trust
what's this?
RPKI hygiene: A
how networks compare →
99.8%
of checked blocks have valid RPKI ROA coverage
(468 of 469)
Wholesale/transit re-announcements (466)
These blocks are registered to FASTMOS CO., LIMITED but cryptographically authorized across 12 different networks — typical for a large wholesale or transit carrier whose address space is substantially re-announced by downstream customers under their own ASNs, not individually noteworthy.
| 162.4.40.0/23 /23 | authorized for AS400619 — AROSSCLOUD INC. |
| 154.84.32.0/24 /24 | authorized for AS8786 — Telenor Norge AS |
| 154.84.33.0/24 /24 | authorized for AS8786 — Telenor Norge AS |
| 154.84.34.0/24 /24 | authorized for AS8786 — Telenor Norge AS |
| 154.84.35.0/24 /24 | authorized for AS8786 — Telenor Norge AS |
| 154.84.36.0/24 /24 | authorized for AS8786 — Telenor Norge AS |
| 154.84.37.0/24 /24 | authorized for AS8786 — Telenor Norge AS |
| 154.84.38.0/24 /24 | authorized for AS8786 — Telenor Norge AS |
| 154.84.39.0/24 /24 | authorized for AS8786 — Telenor Norge AS |
| 154.84.40.0/24 /24 | authorized for AS400619 — AROSSCLOUD INC. |
| 154.84.41.0/24 /24 | authorized for AS400619 — AROSSCLOUD INC. |
| 154.84.42.0/24 /24 | authorized for AS400619 — AROSSCLOUD INC. |
| 154.84.43.0/24 /24 | authorized for AS400619 — AROSSCLOUD INC. |
| 154.84.44.0/24 /24 | authorized for AS400619 — AROSSCLOUD INC. |
| 154.84.45.0/24 /24 | authorized for AS400619 — AROSSCLOUD INC. |
+451 more — see the REST API
NIC Handles
AF921-AP
APNIC-HM
AS138644
CIL1-MNT
CIS1-AFRINIC
CIS1-AFRINIC
FCLA12-AP
FCLA12-AP
LARUS-SERVICE-MNT
ORG-FCL17-AP